package com.louis.util;

import java.io.Serializable;

public class KeyValuePair<Key, Value> implements Serializable, Cloneable {

	private static final long serialVersionUID = 6714648935824878861L;

	public KeyValuePair(Key key, Value value) {
		this.key = key;
		this.value = value;
	}

	protected Key key;

	protected Value value;

	public Key getKey() {
		return key;
	}

	public void setKey(Key key) {
		this.key = key;
	}

	public Value getValue() {
		return value;
	}

	public void setValue(Value value) {
		this.value = value;
	}

	public String toString() {
		return "[Key=" + key + ",Value=" + value + "]";
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((key == null) ? 0 : key.hashCode());
		result = prime * result + ((value == null) ? 0 : value.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		KeyValuePair<?, ?> other = (KeyValuePair<?, ?>) obj;
		if (key == null) {
			if (other.key != null) {
				return false;
			}
		} else if (!key.equals(other.key)) {
			return false;
		}
		if (value == null) {
			if (other.value != null) {
				return false;
			}
		} else if (!value.equals(other.value)) {
			return false;
		}
		return true;
	}

}
